Home / 929,337.16-1,390,484.22-550,461.16

Finding the Fourth Proportional to 929,337.16, 1,390,484.22 and 550,461.16

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Solution

The fourth proportional to 929,337.16, 1,390,484.22 and 550,461.16 is: 823,605.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,337.16 : 1,390,484.22 = 550,461.16 : x
  2. Step 2: Convert to fraction form
    929,337.16/1,390,484.22 = 550,461.16/x
  3. Step 3: Cross multiply
    929,337.16x = 1,390,484.22 × 550,461.16
  4. Step 4: Simplify right side
    929,337.16x = 765,407,556,702.90
  5. Step 5: Solve for x
    x = 765,407,556,702.90/929,337.16
  6. Step 6: Final answer
    x = 823,605.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.